Strange looking gdalinfo output
Frank Warmerdam
warmerdam at POBOX.COM
Sat Dec 17 07:34:02 PST 2005
On 12/16/05, Stephen Davies <sdc at sdc.com.au> wrote:
> I recently purchased a collection of images from the local State
> Government. The images were provided in both ECW and TIF formats.
...
> In particular, the false easting/northing values are swapped and the
> extent lat/long values are quite different.
>
> Could this be a problem with gdalinfo or is the data wrong?
Stephen,
This would appear to be a serious bug in GDAL's ERMapper
coordinate system handling (though it could still be a data
production error). Could you file bug on it? If the files are
too large to provide to me, it would be helpful if you could:
o Run "listgeo" on the GeoTIFF file and record the results.
Listgeo is part of the libgeotiff package, and should be
included in FWTools releases.
o Run gdalinfo with the "--debug on" commandline switch
against the ECW file, and record the results. It should
include info ERMapper projection and datum name I can
use.
The bug should be filed in the GDAL Bugzilla.
Best regards,
--
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I set the clouds in motion - turn up | Frank Warmerdam, warmerdam at pobox.com
light and sound - activate the windows | http://pobox.com/~warmerdam
and watch the world go round - Rush | Geospatial Programmer for Rent
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